Support dual breakout targets for options-options hedges.

Replace single S* with up/down targets across UI, preview, persist, monitor, and alerts so ranging breakouts can close the winner either way.

Co-authored-by: Cursor <cursoragent@cursor.com>

lib/hedge_plan/hedge_plan_db.py

@@ -70,6 +70,20 @@ def init_hedge_plan_tables(conn: sqlite3.Connection) -> None:
     conn.execute(
         "CREATE INDEX IF NOT EXISTS idx_hedge_plan_legs_plan ON hedge_plan_legs(plan_id)"
     )
+    _ensure_column(conn, "hedge_plans", "target_price_up", "REAL")
+    _ensure_column(conn, "hedge_plans", "target_price_down", "REAL")
+
+
+def _ensure_column(conn: sqlite3.Connection, table: str, col: str, typedef: str) -> None:
+    rows = conn.execute(f"PRAGMA table_info({table})").fetchall()
+    names: set[str] = set()
+    for r in rows:
+        try:
+            names.add(str(r["name"]))
+        except (TypeError, KeyError, IndexError):
+            names.add(str(r[1]))
+    if col not in names:
+        conn.execute(f"ALTER TABLE {table} ADD COLUMN {col} {typedef}")
 
 
 def count_active_plans(conn: sqlite3.Connection, plan_type: Optional[str] = None) -> int: